3398279 has 4 divisors (see below), whose sum is σ = 3431376. Its totient is φ = 3365184.

The previous prime is 3398267. The next prime is 3398309. The reversal of 3398279 is 9728933.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3398279 - 2¹⁶ = 3332743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3398209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16394 + ... + 16599.

It is an arithmetic number, because the mean of its divisors is an integer number (857844).

Almost surely, 2^3398279 is an apocalyptic number.

3398279 is a deficient number, since it is larger than the sum of its proper divisors (33097).

3398279 is a wasteful number, since it uses less digits than its factorization.

3398279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33096.

The product of its digits is 81648, while the sum is 41.

The square root of 3398279 is about 1843.4421607417. The cubic root of 3398279 is about 150.3440841777.

The spelling of 3398279 in words is "three million, three hundred ninety-eight thousand, two hundred seventy-nine".